-al -ic a-a a-c a-i a-t aaa aac aad aae aag aai aal aat ac- aca acc acd ace acg aci acl act ad- ada adc add ade adg adi adl adt aea aec aed aee aeg aei ael aet ag- aga agc agd age agg agi agl agt ai- aia aic aid aie aig aii ail ait al- ala alc ald ale alg ali all alt at- ata atc atd ate atg ati atl att c-- caa cac cad cae cag cai cal cat cca ccc ccd cce ccg cci ccl cct cda cdc cdd cde cdg cdi cdl cdt ce- cea cec ced cee ceg cei cel cet cga cgc cgd cge cgg cgi cgl cgt ci- cia cic cid cie cig cii cil cit cl- cla clc cld cle clg cli cll clt cta ctc ctd cte ctg cti ctl ctt daa dac dad dae dag dai dal dat dca dcc dcd dce dcg dci dcl dct dda ddc ddd dde ddg ddi ddl ddt de- dea dec ded dee deg dei del det dga dgc dgd dge dgg dgi dgl dgt di- dia dic did die dig dii dil dit dl- dla dlc dld dle dlg dli dll dlt dta dtc dtd dte dtg dti dtl dtt eaa eac ead eae eag eai eal eat ec- eca ecc ecd ece ecg eci ecl ect ed- eda edc edd ede edg edi edl edt eea eec eed eee eeg eel eet ega egc egd ege egg egi egl egt eia eic eid eie eig eii eil eit ela elc eld ele elg eli ell elt eta etc etd ete etg eti etl ett g-d gaa gac gad gae gag gai gal gat gca gcc gcd gce gcg gci gcl gct gda gdc gdd gde gdi gdl gdt ge- gea gec ged gee geg gei gel get gga ggc ggd ggg ggi ggt gia gic gid gie gig gii gil git gla glc gld gle glg gli gll glt gta gtc gtd gte gtg gti gtl gtt i-d ia- iaa iac iad iae iag iai ial iat ica icc icd ice icg ici icl ict ida idc idd ide idg idi idl idt ie- iea iec ied iee ieg iei iel iet iga igc igd ige igg igi igl igt iia iic iid iie iii iil iit il- ila ilc ild ile ilg ili ill ilt ita itc itd ite itg iti itl itt la- laa lac lad lae lag lai lal lat lca lcc lcd lce lcg lci lcl lct lda ldc ldd lde ldg ldi ldl ldt lea lec led lee leg lei lel let lga lgc lgd lge lgg lgi lgl lgt lia lic lid lie lig lii lil lit lla llc lld lle llg lli lll llt lta ltc ltd lte ltg lti ltl ltt taa tac tad tae tag tai tal tat tca tcc tcd tce tcg tci tcl tct tda tdc tdd tde tdg tdi tdl tdt te- tea tec ted tee teg tei tel tet tga tgc tge tgg tgi tgl tgt tia tic tid tie tig tii til tit tla tlc tld tle tlg tli tll tlt tta ttc ttd tte ttg tti ttl ttt